rarity /ˈrɛərɪtɪ/ TEM8

• 1. 

  N-COUNT If someone or something is a rarity, they are interesting or valuable because they are so unusual. 稀有物; 罕见之人 [journalism]

  例：

  Sontag has always been that rarity, a glamorous intellectual.

  桑塔格一直都是那种与众不同、极有魅力的知识分子。

• 2. 

  N-UNCOUNT The rarity of something is the fact that it is very uncommon. 稀有

  例：

  It was a real prize due to its rarity and good condition.

  它是一件真正的稀世珍品，因为它不但稀有而且保存完好。